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Rated by Mercedes-Benz: 503 HP @ 6
The R1 performance package for the Mercedes 600 V12 engines includes our proprietary ECU upgrade
Crank Performance Numbers are calculated with a 12% Drivetrain loss on the AMG GT
Cayenne Diesel
RPM for Audi 4
RENNtech ECU Upgrade | Bentley Continental Flying Spur Speed | 640HP/575LB-FT mercedes-benz-gl-class--166---2013-2016--gl-63-amg-biturbo-4matic-esr3783563 Rated by Mercedes-Benz: 503 HPRENNtech ECU Upgrade for Bentley Continental Flying Spur Speed. Up to 640HP 575LB FT Gains: +40HP & +22LB FT Our proprietary Bentley ECU upgrade offers rock solid performance from RENNtech, the foremost tuning authority on Bosch and Siemens engine control units. These same units are utilized in Mercedes Benz vehicles, which RENNtech has been tuning since electronic engine management started to show up in vehicles during the mid 1980's, though our